5 of 12: President Barack Obama, right, is greeted by Chicago Mayor Rahm Emanuel after arriving at Chicago O'Hare International Airport in Chicago, Friday, Feb. 15, 2013. The president Obama went to Chicago to pitch his "Ladders of opportunity" economic plan that he laid out in his State of the Union address. (AP Photo/Evan Vucci) (AP Photo/ Evan Vucci)

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